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Finding the Third Proportional to 201,269 and 426,535

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Solution

The third proportional to 201,269 and 426,535 is: 903,925.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,269 : 426,535 = 426,535 : x
  2. Step 2: Convert to fraction form
    201,269/426,535 = 426,535/x
  3. Step 3: Cross multiply
    201,269x = 426,535 × 426,535
  4. Step 4: Simplify right side
    201,269x = 181,932,106,225
  5. Step 5: Solve for x
    x = 181,932,106,225/201,269
  6. Step 6: Final answer
    x = 903,925.13

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.